Finding the Third Proportional to 9,520 and 12,750

Step by Step Solution

1. Step 1: Write the proportion equation
   9,520 : 12,750 = 12,750 : x
2. Step 2: Convert to fraction form
   9,520/12,750 = 12,750/x
3. Step 3: Cross multiply
   9,520x = 12,750 × 12,750
4. Step 4: Simplify right side
   9,520x = 162,562,500
5. Step 5: Solve for x
   x = 162,562,500/9,520
6. Step 6: Final answer
   x = 17,075.89